<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>三好大健康</title>
</head>
<body style="background-color: skyblue;">
<form action="/login">
    <br>
    <table>
        <tr>
            <td><input placeholder="请输入正确的口令" type="text" name="secret" id="secret"></td>
            <td>&nbsp;<button type="submit">&nbsp; 提交&nbsp;</button></td>
        </tr>
    </table>
</form>

</body>
</html>